Thomas Jakobi, Stefan Fiedler:

package/base/sysfiles/etc_fstab.txt

@@ -1,4 +1,5 @@
 /dev/root           /                     auto            defaults   0   1
+/dev/bus/usb        /proc/bus/usb         bind            bind       0   0
 proc                /proc                 proc            defaults   0   0
 devpts              /dev/pts              devpts          defaults   0   0
 tmpfs               /dev/shm              tmpfs           defaults   0   0

package/base/udev/udev.conf

@@ -35,8 +35,7 @@ udev_pm() {
 	ln -sv /proc/self/fd/2 $root/lib/udev/devices/stderr
 	rm -rf $root/lib/udev/devices/{pts,shm}
 	mkdir -p $root/lib/udev/devices/{pts,shm}
-	# mkinitrd quickhack - wouldn't be included in the initrd otherwise
-	touch $root/lib/udev/devices/{pts,shm}/.empty
+	mkdir -p $root/lib/udev/devices/bus/usb
 
 	cp -v $confdir/rules/* $root/etc/udev/rules.d/
 	cp -v $confdir/scripts/*.sh $root/lib/udev/